Data / Mines / Colorado / Park County
Mines in Park County, Colorado: 10 open mines
Updated November 6, 2026. Source: US Department of Labor, Mine Safety and Health Administration (MSHA), Open Government Data Sets.
MSHA lists 10 open mines in Park County, Colorado, run by 8 operators and employing 29 people. Since January 1, 2022 its inspectors issued 173 citations and orders there with $57,277 in proposed penalties, and operators reported 1 injury or illness case. The operators with the most open mines are Brannan Sand & Gravel Company LLC; Schofield Excavation Inc; Heartland Aggregate Mining. Data from MSHA, November 6, 2026.
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- Open mines
- 10
- Operators
- 8
- Employees
- 29
- Active
- 4
- Intermittent
- 4
- New Mine
- 2
- Mines run by individuals, counted and not listed
- 3
- Citations and orders since January 1, 2022
- 173
- Significant and substantial
- 31 (17.9%)
- Closure orders
- 3
- High negligence or reckless
- 20
- Proposed penalties
- $57,277
- Amount paid so far
- $52,842
- Inspections
- 73
- Inspector hours on site
- 540
- Citations per inspection
- 2.37 (all mines 2.30)
- Accident reports
- 1
- Injury and illness cases
- 1
- Fatalities
- 0
- Latest MSHA record
- October 28, 2026
Operators with the most open mines in Park County, Colorado
Ranked by open mines, then by citations. Sole proprietors and individuals are not listed.
| Operator | Open mines | Employees | Citations since 2022 | Proposed penalties | Injury cases |
|---|---|---|---|---|---|
| Brannan Sand & Gravel Company LLC | 1 | 7 | 62 | $23,405 | 0 |
| Schofield Excavation Inc | 1 | 3 | 42 | $18,062 | 1 |
| Heartland Aggregate Mining | 1 | 7 | 36 | $10,528 | 0 |
| Ac Concrete & Materials | 1 | 2 | 25 | $4,074 | 0 |
| Mule Creek Gravel, LLC | 1 | 3 | 5 | $755 | 0 |
| Igwt Mining, Inc. | 1 | 3 | 1 | $151 | 0 |
| Glacier Peak Mining LLC | 1 | 3 | 0 | $0 | 0 |
Operators with the most citations in Park County, Colorado
Citations and orders issued since January 1, 2022 at their open mines here.
| Operator | Open mines | Employees | Citations since 2022 | Proposed penalties | Injury cases |
|---|---|---|---|---|---|
| Brannan Sand & Gravel Company LLC | 1 | 7 | 62 | $23,405 | 0 |
| Schofield Excavation Inc | 1 | 3 | 42 | $18,062 | 1 |
| Heartland Aggregate Mining | 1 | 7 | 36 | $10,528 | 0 |
| Ac Concrete & Materials | 1 | 2 | 25 | $4,074 | 0 |
| Mule Creek Gravel, LLC | 1 | 3 | 5 | $755 | 0 |
| Igwt Mining, Inc. | 1 | 3 | 1 | $151 | 0 |
| Glacier Peak Mining LLC | 1 | 3 | 0 | $0 | 0 |
Mines with the most citations
Open mines, ranked by citations and orders since January 1, 2022.
| Mine | Operator | County | Main commodity | Employees | Citations since 2022 |
|---|---|---|---|---|---|
| Pit 23-Fairplay | Brannan Sand & Gravel Company LLC | Park County, CO | Construction sand and gravel | 7 | 62 |
| HP 300/ LT 106 Jaw Crusher | Schofield Excavation Inc | Park County, CO | Construction sand and gravel | 3 | 42 |
| Heartland Aggregate Mining | Heartland Aggregate Mining | Park County, CO | Construction sand and gravel | 7 | 36 |
| Snowstorm | Ac Concrete & Materials | Park County, CO | Construction sand and gravel | 2 | 25 |
| Antero Gravel Pit | Mule Creek Gravel, LLC | Park County, CO | Construction sand and gravel | 3 | 5 |
| Hector Placer Mine | Igwt Mining, Inc. | Park County, CO | Gold ore | 3 | 1 |
| Topaz Mountain Gem Mine | Glacier Peak Mining LLC | Park County, CO | Gemstones | 3 | 0 |
Main commodities
| Main commodity | Open mines | Share |
|---|---|---|
| Construction sand and gravel | 6 | 60% |
| Gold ore | 1 | 10% |
| Gemstones | 1 | 10% |
Citations and injury cases by year
Calendar years since 2022; 2026 runs to the date of the MSHA files.
| Year | Citations and orders | Significant and substantial | Proposed penalties | Injury and illness cases |
|---|---|---|---|---|
| 2022 | 29 | 2 | $5,836 | 0 |
| 2023 | 50 | 8 | $20,278 | 1 |
| 2024 | 24 | 3 | $6,019 | 0 |
| 2025 | 37 | 8 | $12,232 | 0 |
| 2026 | 33 | 10 | $12,912 | 0 |
Standards cited most at mines in Park County, Colorado
Sections of Title 30 of the Code of Federal Regulations named on the citations, with the part each belongs to.
| Standard | What the part covers | Citations |
|---|---|---|
| 30 CFR 56.14107 | Surface metal and nonmetal mines | 24 |
| 30 CFR 56.14112 | Surface metal and nonmetal mines | 16 |
| 30 CFR 56.12004 | Surface metal and nonmetal mines | 11 |
| 30 CFR 46.9 | Training at sand, gravel and surface stone mines | 8 |
| 30 CFR 50.30 | Reporting of accidents, injuries and illnesses | 8 |
| 30 CFR 56.4101 | Surface metal and nonmetal mines | 7 |
| 30 CFR 56.14132 | Surface metal and nonmetal mines | 7 |
| 30 CFR 56.12032 | Surface metal and nonmetal mines | 7 |
| 30 CFR 56.4201 | Surface metal and nonmetal mines | 6 |
| 30 CFR 56.14101 | Surface metal and nonmetal mines | 6 |
| 30 CFR 56.9300 | Surface metal and nonmetal mines | 6 |
| 30 CFR 56.14100 | Surface metal and nonmetal mines | 5 |
| 30 CFR 56.20003 | Surface metal and nonmetal mines | 5 |
| 30 CFR 56.11001 | Surface metal and nonmetal mines | 4 |
| 30 CFR 56.12028 | Surface metal and nonmetal mines | 4 |
Injury and illness cases at mines in Park County, Colorado
Accident reports by degree of injury, as the operator reported them to MSHA.
| Degree | Cases |
|---|---|
| Days away from work or restricted activity | 1 |
What the accident reports at mines in Park County, Colorado describe
Accident classification, as MSHA codes the circumstances that contributed most directly.
| Classification | Reports |
|---|---|
| Slip or fall of person | 1 |
US government work, public domain. Counts come from the MSHA files published on November 6, 2026. An open mine is one MSHA lists as Active, Intermittent, New Mine, Temporarily Idled or NonProducing; 13,673 were open that day. Citations, penalties, inspections and accident reports run from January 1, 2022. A citation is an inspector's allegation and an operator can contest it; the penalty is the amount MSHA first proposed, before any contest or settlement. An operator is the legal entity MSHA assesses, and a parent company is its controller. Mines run by sole proprietors or by individuals are counted in every total and are not named. This page uses MSHA data and is not endorsed or certified by MSHA. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.